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Wood Design Tools & Calculators
The Canadian Wood Council (CWC) offers simple, easy-to-use, and free design tools to help architects, engineers, and builders work more efficiently with wood. From electronic design calculators to practical construction guides, our resources make wood design more accessible and straightforward.
CWC offers a number of free resources available to wood professionals as well as wood enthusiasts.

Climate zone-appropriate insulated wall assembly solutions that are easily comparable with national and provincial energy efficiency prescriptive provisions.

Calculate load-carrying capacity for wood beams efficiently. Provides quick, code-compliant results for safe and reliable designs.

Dimension Calculator
Easily convert lumber dimensions for accurate planning. Ideal for ensuring precise cuts and minimizing waste.

Estimate lumber volume for your projects. Simplify material planning and cost estimation with accurate results.

Carbon Calculator
Both the amount of carbon stored and the amount of greenhouse gas emissions avoided.

Code CHEK
Ensure your designs meet safety standards. Verify compliance with the latest building codes for hassle-free projects.

FRR & STC Tool
Evaluate fire resistance and sound performance. Optimize designs to meet safety and acoustic standards easily.

Bolt Selection Table Viewer
Evaluate fire resistance and sound performance. Optimize designs to meet safety and acoustic standards easily.

Bolt Calculator
Performs design calculations for bolted connections in accordance with CSA O86:24 Clause 12.4.
The Canadian Wood Council’s Design Tools have been developed for information purposes only. Although all possible efforts have been made to ensure that the information on these tools is accurate, the CWC cannot under any circumstances guarantee the completeness, accuracy or exactness of the information. Reference should always be made to the appropriate Building Code and/or Standard. This tool should not be relied upon as a substitute for legal or design advice, and the user is responsible for how the tool is used or applied.
Explore Additional Tools
Expand your design capabilities with advanced tools tailored for timber construction. From calculators to performance modeling, these resources enhance your workflow for precise and efficient project execution.

Cecobois Online Tools
Climate zone-appropriate insulated wall assembly solutions that are easily comparable with national and provincial energy efficiency prescriptive provisions.

AWC Online Tools
Discover innovative tools designed to streamline your wood construction projects. Optimize design processes and explore solutions crafted for modern timber engineering.

Discover the WoodWorks® Software
Learn how the WoodWorks Software supports design and construction professionals with expert resources, tools, and free technical support for innovative wood building projects.
Explore Premium
Content and Resources
From best practices to innovative techniques, find everything you need to succeed in timber construction.